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Category:   Application (Security)  >   Clam AntiVirus Vendors:   clamav.sourceforge.net
Clam AntiVirus Memory Errors in 'libmspack' Component Let Remote Users Deny Service and Execute Arbitrary Code
SecurityTracker Alert ID:  1041410
SecurityTracker URL:  http://securitytracker.com/id/1041410
CVE Reference:   CVE-2018-14679, CVE-2018-14680, CVE-2018-14681, CVE-2018-14682   (Links to External Site)
Date:  Aug 2 2018
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   Several vulnerabilities were reported in Clam AntiVirus. A remote user can cause arbitrary code to be executed on the target user's system. A remote user can cause denial of service conditions on the target system.

A remote user can create a specially crafted CHM file that, when processed by the target application, will trigger an error in the 'libmspack' component and cause denial of service conditions on the target system [CVE-2018-14679, CVE-2018-14680].

A remote user can create a specially crafted KWAJ file that, when processed by the target application, will will trigger an error in the 'libmspack' component and execute arbitrary code on the target system [CVE-2018-14681].

A remote user can create a specially crafted CHM file that, when processed by the target application, will will trigger an error in the 'libmspack' component and execute arbitrary code on the target system [CVE-2018-14682].

Hanno Bock, Jakub Wilk, and Dmitry Glavatskikh reported these vulnerabilities.

Impact:   A remote user can create a file that, when processed by the target application, will execute arbitrary code or cause denial of service conditions on the target system.
Solution:   No solution was available at the time of this entry.
Vendor URL:  clamav.net/ (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Aug 2 2018 (Ubuntu Issues Fix) Clam AntiVirus Memory Errors in 'libmspack' Component Let Remote Users Deny Service and Execute Arbitrary Code
Ubuntu has issued a fix for Ubuntu Linux 14.04 LTS.
Aug 2 2018 (Ubuntu Issues Fix) Clam AntiVirus Memory Errors in 'libmspack' Component Let Remote Users Deny Service and Execute Arbitrary Code
Ubuntu has issued a fix for Ubuntu Linux 12.04 ESM.
Oct 17 2018 (Ubuntu Issues Fix) Clam AntiVirus Memory Errors in 'libmspack' Component Let Remote Users Deny Service and Execute Arbitrary Code
Ubuntu has issued a fix for Ubuntu Linux 12.04 ESM.



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